AMD Radeon RX 7800 XT vs Nvidia GTX 1660 Ti

The Radeon RX 7800 XT is newer, with 2.7x the memory and 2.2x the bandwidth.

At a glance

Memory

2.7x more on Radeon RX 7800 XT

Radeon RX 7800 XT: 16 GB

GTX 1660 Ti: 6 GB

Memory bandwidth

2.2x higher on Radeon RX 7800 XT

Radeon RX 7800 XT: 624 GB/s

GTX 1660 Ti: 288 GB/s

Cheapest on-demand

Radeon RX 7800 XT: $0.13 /GPU/hr

GTX 1660 Ti: --

Price comparison

Median price per GPU per hour by billing type, with the cheapest listing under it.

Billing	Radeon RX 7800 XT	GTX 1660 Ti	Difference
On-demand	-- /GPU/hr from $0.13	No on-demand listings
Spot	-- /GPU/hr from $0.04	No spot listings

Heads up: A provider's own page may quote a different figure, for example on tax, region or a promotion. A monthly-only plan shows a derived hourly rate. Medians are across providers, one vote each, so a large catalog does not outweigh a small one. No median for on-demand and spot on the Radeon RX 7800 XT: we only show one when at least 3 providers list the GPU on that billing type. Verify before provisioning. More on how we price.

Specs comparison

Spec	Radeon RX 7800 XT	GTX 1660 Ti	Difference
Memory
Capacity	16 GB GDDR6	6 GB GDDR6	2.7x more on Radeon RX 7800 XT
Bandwidth	624 GB/s	288 GB/s	2.2x higher on Radeon RX 7800 XT
Bus width	256-bit	192-bit	33% wider on Radeon RX 7800 XT
Compute · dense
FP16 / BF16	74.6 TFLOPS	10.9 TFLOPS	6.9x higher on Radeon RX 7800 XT
INT8	74.6 TOPS	Not supported	Radeon RX 7800 XT only
FP32	37.3 TFLOPS	5.4 TFLOPS	6.9x higher on Radeon RX 7800 XT
Platform
Interconnect	PCIe only	PCIe only
Board power	263 W	120 W	2.2x higher on Radeon RX 7800 XT
Released	Q3 2023	Q1 2019	4 years newer on Radeon RX 7800 XT
Precision
Supported formats	FP16BF16FP32INT4INT8	FP16FP32